Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Flood Watch until December 12, 07:00 AM PST

Current conditions at

Stevens Pass - Tye Mill (STS54)

Lat: 47.73163°NLon: 121.0853°WElev: 5180.0ft.

31°F

-1°C

Humidity	NA
Wind Speed	E 5 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	26°F (-3°C)
Last update	NA

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

8 Miles SSE Trinity WA

Flood Watch December 9, 03:50pm until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 03:50pm until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
This Afternoon
High: 36 °F
Rain
Tonight
Low: 34 °F⇑
Rain/Snow
then Heavy
Rain
Wednesday
High: 43 °F
Heavy Rain
Wednesday Night
Low: 37 °F
Heavy Rain
Thursday
High: 40 °F
Rain then
Rain/Snow
Likely
Thursday Night
Low: 36 °F
Rain/Snow
Likely
Friday
High: 42 °F
Rain/Snow
Likely
Friday Night
Low: 36 °F
Chance Rain

Detailed Forecast

This Afternoon

Rain, mainly after 4pm. High near 36. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

Rain, possibly mixed with snow, becoming all rain after 11pm. The rain could be heavy at times. Temperature rising to around 41 by 4am. East wind 3 to 6 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Wednesday

Rain. The rain could be heavy at times. High near 43. Northwest wind 3 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Wednesday Night

Rain. The rain could be heavy at times. Low around 37. West wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Thursday

Rain before 1pm, then rain likely, possibly mixed with snow. High near 40. West wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Thursday Night

Rain and snow likely. Mostly cloudy, with a low around 36. Chance of precipitation is 60%. Little or no snow accumulation expected.

Friday

Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%. Little or no snow accumulation expected.

Friday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 36.

Saturday

A 30 percent chance of rain. Partly sunny, with a high near 40.

Saturday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 35.

Sunday

Rain likely. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.

Sunday Night

Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.

Monday

Rain. High near 38. Chance of precipitation is 80%.